The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 2003
Filed:
Jul. 27, 2001
Applicant:
Inventors:
Per Flodin, Hovås, SE;
Katrin Gisselfält, Göteborg, SE;
Assignee:
Artimplant AB, , SE;
Primary Examiner:
Int. Cl.
CPC ...
B05D 5/00 ; C08L 7/500 ; B32B 2/740 ;
U.S. Cl.
CPC ...
B05D 5/00 ; C08L 7/500 ; B32B 2/740 ;
Abstract
Porous films for medical use are provided comprising linear block polymers of polyurethane and urea containing hydrolyzable ester groups which are spaced along the carbon chain backbone of the film predetermined distances, so that upon hydrolysis of the ester groups fragments of the polymer are formed which have a size which can be secreted from the body of a mammal, the porous film including pores having an average pore size of up to 600 &mgr;m.